The right HDMI cable to be able to use Dolby Vision on Apple TV 4K
8K Fiber Optic HDMI 2.1 Cable 8K60hz 4K120hz HDCP 2.3 2.2 eARC ARC 48Gbps Ultra High Speed Compatible with Apple-TV Dolby Vision Atmos PS5 PS4, Xbox O
HDMI 2.1 Right Angle 8K 48Gbps @60Hz Compatible with Dolby Vision Xbox PS4 15cm | eBay
Dolby Vision not working at all and I don't know why. I have a capable TV to support it. I turned off 120hz and still no Dolby Vision. : r/xboxinsiders
Hdmi Cable Dolby Vision | Digital Audio Splitter | Audio Splitter Cable - Audio & Video Cables - Aliexpress